Annotation of sys/arch/arm/sa11x0/sa1111.c, Revision 1.4
1.4 ! nbrk 1: /* $Id: sa1111.c,v 1.3 2008/03/05 13:35:45 nbrk Exp $ */
1.1 nbrk 2: /*
3: * Copyright (c) 2002 Genetec Corporation. All rights reserved.
4: * Written by Hiroyuki Bessho for Genetec Corporation.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: * 3. All advertising materials mentioning features or use of this software
15: * must display the following acknowledgement:
16: * This product includes software developed for the NetBSD Project by
17: * Genetec Corporation.
18: * 4. The name of Genetec Corporation may not be used to endorse or
19: * promote products derived from this software without specific prior
20: * written permission.
21: *
22: * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
23: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION
26: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32: * POSSIBILITY OF SUCH DAMAGE.
33: *
34: */
35:
36: /*-
37: * Copyright (c) 2001, The NetBSD Foundation, Inc. All rights reserved.
38: *
39: * This code is derived from software contributed to The NetBSD Foundation
40: * by IWAMOTO Toshihiro and Ichiro FUKUHARA.
41: *
42: * Redistribution and use in source and binary forms, with or without
43: * modification, are permitted provided that the following conditions
44: * are met:
45: * 1. Redistributions of source code must retain the above copyright
46: * notice, this list of conditions and the following disclaimer.
47: * 2. Redistributions in binary form must reproduce the above copyright
48: * notice, this list of conditions and the following disclaimer in the
49: * documentation and/or other materials provided with the distribution.
50: * 3. All advertising materials mentioning features or use of this software
51: * must display the following acknowledgement:
52: * This product includes software developed by the NetBSD
53: * Foundation, Inc. and its contributors.
54: * 4. Neither the name of The NetBSD Foundation nor the names of its
55: * contributors may be used to endorse or promote products derived
56: * from this software without specific prior written permission.
57: */
58: /*-
59: * Copyright (c) 1999
60: * Shin Takemura and PocketBSD Project. All rights reserved.
61: *
62: * Redistribution and use in source and binary forms, with or without
63: * modification, are permitted provided that the following conditions
64: * are met:
65: * 1. Redistributions of source code must retain the above copyright
66: * notice, this list of conditions and the following disclaimer.
67: * 2. Redistributions in binary form must reproduce the above copyright
68: * notice, this list of conditions and the following disclaimer in the
69: * documentation and/or other materials provided with the distribution.
70: * 3. All advertising materials mentioning features or use of this software
71: * must display the following acknowledgement:
72: * This product includes software developed by the PocketBSD project
73: * and its contributors.
74: * 4. Neither the name of the project nor the names of its contributors
75: * may be used to endorse or promote products derived from this software
76: * without specific prior written permission.
77: *
78: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
79: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
80: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
81: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
82: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
83: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
84: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
85: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
86: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
87: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
88: * SUCH DAMAGE.
89: *
90: */
91:
92: #include <sys/cdefs.h>
93:
94: #include <sys/param.h>
95: #include <sys/systm.h>
96: #include <sys/device.h>
97: #include <sys/kernel.h>
98: #include <sys/reboot.h>
99:
100: #include <machine/cpu.h>
101: #include <machine/bus.h>
102:
103: #include <arm/sa11x0/sa1111_reg.h>
104: #include <arm/sa11x0/sa11x0_var.h>
105: #include <arm/sa11x0/sa11x1_var.h>
106:
1.2 nbrk 107: //#include <arm/sa11x0/sa1111_gpiovar.h>
1.1 nbrk 108:
109: /* prototypes */
110: int sacc_match(struct device *, void *, void *);
111: void sacc_attach(struct device *, struct device *, void *);
112: int sacc_search(struct device *, void *, void *);
113: int sacc_print(void *, const char *);
1.2 nbrk 114: void sacc_attach_critical(struct sacc_softc *sc);
1.1 nbrk 115:
116: /* attach structures */
117: struct cfattach sacc_ca = {
118: sizeof(struct sacc_softc), sacc_match, sacc_attach
119: };
120:
121: struct cfdriver sacc_cd = {
122: NULL, "sacc", DV_DULL
123: };
124:
125: struct sacc_softc *sacc_sc;
126:
127: int
128: sacc_match(struct device *parent, void *match, void *aux)
129: {
130:
131: return 1;
132: }
133:
134: void
135: sacc_attach(struct device *parent, struct device *self, void *aux)
136: {
137: struct sacc_softc *sc = (struct sacc_softc *)self;
138: struct saip_attach_args *saa = aux;
139: uint32_t skid;
140:
141: sacc_sc = sc;
142: sc->sc_bust = &sa11x1_bs_tag;
1.2 nbrk 143: sc->sc_intr = saa->sai_intr;
1.1 nbrk 144:
145: /* XXX preserve our base addr for sa11x1_bs_map() */
146: sa11x1_bs_tag.bs_cookie = &saa->sai_addr;
147:
1.2 nbrk 148: /*
149: * Map whole I/O space.
150: */
1.4 ! nbrk 151: // if (bus_space_map(sc->sc_bust, 0, 128 * 12, 0, &sc->sc_ioh)) {
! 152: if (bus_space_map(sc->sc_bust, 0, saa->sai_size, 0, &sc->sc_ioh)) {
1.1 nbrk 153: printf(": can't map i/o space\n");
154: return;
155: }
156:
157: /*
158: * Identify chip.
159: */
1.2 nbrk 160: skid = bus_space_read_4(sc->sc_bust, sc->sc_ioh, SACCSBI_SKID);
1.1 nbrk 161: if ((skid & 0xffffff00) != 0x690cc200) {
162: printf(": incorrect SA-1111 chip ID\n");
1.2 nbrk 163: bus_space_unmap(sc->sc_bust, sc->sc_ioh, 128 * 12);
1.1 nbrk 164: return;
165: }
166: printf(": SA-1111 companion chip rev. %d/%d\n", skid & 0xf0, skid & 0x0f);
167:
168: /*
1.4 ! nbrk 169: * Attach critical devices (GPIO and Interrupt controllers).
1.2 nbrk 170: */
171: sacc_attach_critical(sc);
172:
173: /*
174: * Attach all other devices.
1.1 nbrk 175: */
176: config_search(sacc_search, self, sc);
177: }
178:
179: int
180: sacc_search(struct device *parent, void *c, void *aux)
181: {
182: struct sacc_softc *sc = aux;
183: struct sacc_attach_args aa;
184: struct cfdata *cf = c;
185:
186: aa.sac_iot = sc->sc_bust;
187: aa.sac_dmat = sc->sc_dmat;
1.3 nbrk 188: aa.sac_bush = sc->sc_ioh;
1.1 nbrk 189:
1.2 nbrk 190: aa.sac_xintr = (cf->cf_loc)[0];
1.1 nbrk 191:
192: config_found(parent, &aa, sacc_print);
193:
194: return 0;
195: }
196:
197: int
198: sacc_print(void *aux, const char *name)
199: {
200: struct sacc_attach_args *sa = (struct sacc_attach_args*)aux;
201:
1.2 nbrk 202: if (sa->sac_xintr != -1)
203: printf(" xintr %d", sa->sac_xintr);
204:
205: return (UNCONF);
206: }
207:
208: void
209: sacc_attach_critical(struct sacc_softc *sc)
210: {
211: /*
212: * Attach Interrupt and GPIO controllers because
213: * their functionality is needed for the rest of our onboard devices.
214: */
215: struct sacc_attach_args saa;
216:
217: saa.sac_iot = sc->sc_bust;
218: saa.sac_dmat = sc->sc_dmat;
1.3 nbrk 219: saa.sac_bush = sc->sc_ioh;
1.1 nbrk 220:
1.2 nbrk 221: /* XXX sac_xintr is an internal to us interrupt number, but here we use it
222: to inform our INTC about which intr line it uses on main INTC. */
223: saa.sac_xintr = sc->sc_intr;
224: saa.sac_typecookie = SACC_TYPE_INTC;
225: config_found(&sc->sc_dev, &saa, sacc_print);
226:
227: saa.sac_xintr = -1; /* is not widely used, spec defines most of them */
228: saa.sac_typecookie = SACC_TYPE_GPIO;
229: config_found(&sc->sc_dev, &saa, sacc_print);
1.1 nbrk 230: }
231:
CVSweb
![[BACK]](/icons/back.gif){kind=icon}
Return to sa1111.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / sys / arch / arm / sa11x0